Display screen or portion thereof with graphical user interface



The FIGURE is a front view of a display screen or portion thereof with a grahphical user interface showing my new design.

The outer broken line perimeter in the FIGURE represents both the boundaries of the portion of the display screen and the graphical user interface. This outer edge of the portion of the display screen is understood to be congruent with the outer edge of the graphical user interface.

The dot dash broken line in the FIGURE represents a boundary line for the graphical user interface that forms no part of the claimed design.

The even broken lines shown in the drawings illustrate portions of the display screen or a portion thereof with a graphical user interface that forms no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 